According to various embodiments, there is provided an electronic device including: a housing; a first conductive member that forms a portion of the housing and is at least partially disposed within the housing; a second conductive member that forms another portion of the housing and includes a portion disposed adjacent to a portion of the first conductive member; a non-conductive member disposed between the portion of the first conductive member and a portion of the second conductive member; a capacitive coupling structure coupled between the first conductive member and the second conductive member; a communication circuit electrically coupled to the first conductive member; and a sensor electrically coupled to the first conductive member. Various other embodiments may be made.